If you don't think you'll use Facebook again, you can request to have your account permanently deleted.
Step1: for delete your account first click on this link
https://www.facebook.com/help/?faq=224562897555674
Step2: click on "fill out this form"
Step3: click on the "Delete my account
You Done
Step1: for delete your account first click on this link
https://www.facebook.com/help/?faq=224562897555674
Step2: click on "fill out this form"
You Done